<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<!--  用于上传文件的表单设置  -->
    <form action="/up/test1" method="post" enctype="multipart/form-data">

        <input type="file" name="file1" />
        <input type="text" name="username" />
        <input type="submit" value="上传">

    </form>
</body>
</html>
